The Walworth Company · NSN 4820-00-871-8935 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-871-8935 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-871-8935. Primary manufacturer part number: 54386.
4820-00-871-8935 — No Item Name Available illustration
Features
Seat,valve — FSC 4820
Material: NICKEL ALLOY OVERALL
Body Inside Diameter: 0.575 INCHES NOMINAL IN
Style Designator: THREADED FLANGED
Material Document and Classification: MIL-M-20164 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
Thread Class: 3A SINGLE THREADED PORTION A
Under Flange Height: 0.387 INCHES NOMINAL IN
Seating Surface Shape: ANGULAR
Applications
Flow control in piping systems
Pressure regulation
Steam and fluid isolation
Applications requiring Nickel Alloy Overall construction
General Description
The Seat,valve, cataloged under National Stock Number 4820-00-871-8935, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is The Walworth Company. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
4820-00-871-8935
Primary Part Number
54386
Item Name
Seat,valve
FSC / FSG
4820 / 48 — No Item Name Available
Manufacturer
The Walworth Company
Status
ACTIVE
Material
NICKEL ALLOY OVERALL
Body Inside Diameter
0.575 INCHES NOMINAL IN
Style Designator
THREADED FLANGED
Material Document and Classification
MIL-M-20164 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN 4820-00-871-8935 is a Seat,valve, manufactured by The Walworth Company, classified under FSC 4820 (No Item Name Available). Status: active.
What are the part numbers for NSN 4820-00-871-8935?
NSN 4820-00-871-8935 has 4 cross-referenced part numbers: C38476 (The Walworth Company), SS845-1889587 (Naval Sea Systems Command), SC3549 3-4IN (The Walworth Company), 54386 (The Walworth Company).
What NSN replaces 4820-00-871-8935?
There are 12 known substitutes for 4820-00-871-8935: 4820-01-043-3626, 4820-01-067-3653, 4820-01-071-9895 and 9 more. Verify interchangeability with system specifications before substitution.
What are the specifications of 54386?
Key specifications for 54386: Material: NICKEL ALLOY OVERALL; Body Inside Diameter: 0.575 INCHES NOMINAL IN; Style Designator: THREADED FLANGED; Material Document and Classification: MIL-M-20164 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL. 14 total characteristics are documented in the Federal Logistics Information System.
✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.